Home / 225,678.10-338,017.98-92,153.46

Finding the Fourth Proportional to 225,678.10, 338,017.98 and 92,153.46

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Solution

The fourth proportional to 225,678.10, 338,017.98 and 92,153.46 is: 138,026.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,678.10 : 338,017.98 = 92,153.46 : x
  2. Step 2: Convert to fraction form
    225,678.10/338,017.98 = 92,153.46/x
  3. Step 3: Cross multiply
    225,678.10x = 338,017.98 × 92,153.46
  4. Step 4: Simplify right side
    225,678.10x = 31,149,526,399.21
  5. Step 5: Solve for x
    x = 31,149,526,399.21/225,678.10
  6. Step 6: Final answer
    x = 138,026.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.